Polluting natural waters

Water is one of our key natural resources; we must protect it vigorously.

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Folding (advanced)

Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.

From the Sahara to Amazonia

A szaharai porral érkező tápanyagok nélkülözhetetlenek az Amazonas növényvilága számára.

Karst region (basic)

Karst formations include dolines and dripstones.

Oxygen cycle

The oxygen cycle describes the movement of oxygen within its three main reservoirs.

Mediterranean climate

It is characterised by dry, hot summers and mild winters.

Fascinating atmospheric phenomena

We can often observe spectacular atmospheric phenomena. Let's see how some of these are formed.

Faulting (basic)

Vertical forces can break up layers of rock into fault blocks, which then move vertically...

Solar radiation

The Sun's rays travel through space without interruption, but once they reach the Earth's...

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